wait...lisa? julie?! you sound really different on the phone. do i sound pleasant? for once in your life you sound very pleasant. at discover, we treat you like you'd treat you. free fico® credit score. get the it card at discover.com. spuyten duy >>> the speed was paul walker's calling card, now investigators are focusing on the speed and his death that could help them get some answers, the program "omg" got details regarding the security camera. the car hitting the light pole in santa clarita. the fire ball erupting, and flames coming from the crash site. moments later, the porsche carrera gt, and authorities believe his race team partner roger rodas was driving. the question was, were they racing somebody? so we heard about another car and perhaps street racing. is that something the authorities are still pursuing? >> at this point they're backing away from that. initially, there was an unsubstantiated tip that came to the sheriff's office that there could be street racing involved. but that has not been determined. no witnesses came forward, but the witnesses w